STARLINK-3058, 49138

Orbit data source: Space-Track

STARLINK-3058, 49138 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 14 Sep 2021 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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https://www.satcat.com/sats-embedded/49138?theme=dark&initialShowStats=false

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Identifier

49138, 2021-082J

Orbit

LEO

Country

Related business

SpaceX (US)

Manufacturer

SpaceX/Seattle

Mission

Operational Commercial Communications

Bus & Motor

STARLINK, Unknown motor

Mass

297 kg wet, ~275 kg dry

Launch date (UTC)

2021-09-14 (4 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 10.1 m

Radar Cross Section

13.562 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 STARLINK-3058
1 49138U 21082J   26012.30179025 -.00000653  00000-0 -46937-4 0  9995
2 49138  70.0000  76.6385 0003118 270.2337  89.8465 14.98325190237538

Epoch: 2026-01-12T07:14Z

TLE epoch observation values (Epoch: 2026-01-12T07:14:34.677Z)

Latitude

-0.00001°

Longitude

-143.80643°

Altitude

574.489 km

Speed

7.574 km/s

True Right ascension

05h 06m 33s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

16:58:52

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

572.185 km

Perigee altitude

567.853 km

Semi-major axis

6,948.156 km

Eccentricity

0.00031

Inclination

70°

RAAN

76.6385°

Arg. of periapsis

270.2337°

True anomaly

89.88223°

Mean anomaly

89.8465°

Eccentric anomaly

89.86436°

Mean motion

3.74748 °/min

Orbital period

96.06 mins

BSTAR

-0.000046937

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Other satellites on launch #82 in the year 2021 (2021-09-14 UTC)

STARLINK-3053, 49149 (Decayed)

FALCON 9 DEB, 49183 (Decayed)

FALCON 9 DEB, 49184 (Decayed)

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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STARLINK-3058 Visibility forecast

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Span	Click to sort rows by Start time (UTC) header in descending order	Start Az.	Max El. time (UTC)	Max El. Az.	Max El.	End time (UTC)	End Az.
6 mins	2026-01-13 05:49:37.665Z	220.461° SW	2026-01-13 05:52:37.665Z	324.487° NNW	40.397°	2026-01-13 05:55:37.665Z	15.372° NNE
5 mins	2026-01-13 14:14:37.665Z	21.376° NNE	2026-01-13 14:16:37.665Z	63.245° ENE	22.206°	2026-01-13 14:19:37.665Z	110.888° ESE
5 mins	2026-01-13 15:52:37.665Z	296.181° NW	2026-01-13 15:54:37.665Z	253.061° W	25.185°	2026-01-13 15:57:37.665Z	198.757° SSW

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out STARLINK-3058, 49138 on other resources

View STARLINK-3058, 49138 on NASA - NSSDCA Website

View STARLINK-3058, 49138 on Heavens-Above

View STARLINK-3058, 49138 on Keep Track

View STARLINK-3058, 49138 on Celestrak

View STARLINK-3058, 49138 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

STARLINK-3058, 49138

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-01-12T07:14:34.677Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #82 in the year 2021 (2021-09-14 UTC)

STARLINK-3058 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-3058, 49138 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago